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Premier Check Engine Light  Diagnosing & Repair Shop in Marlborough

The check engine light is one of the most annoying maintenance items for a driver to handle. Seemingly endless causes can lead to multiple and expensive trips to the dealership to try and get the problem solved. At Professional Automotive we offer complete check engine light diagnostics for drivers all throughout the Marlborough area. Our shop uses the latest equipment available so we can accurately diagnose and repair your car the first time. 

Brands We Service

Our shop is proud to service the area’s most popular European brands: 

  • Audi
  • BMW
  • Mercedes
  • MINI
  • Volkswagen
  • Volvo 

We understand that each make and model requires unique services and our mechanics have years of experience working with them. We also offer check engine light maintenance and repairs for Asian and Domestic model vehicles. 

Common Check Engine Light Causes

Part of what makes the check engine light so hard to deal with is all the potential reasons it may be on. These are just a few of the most common causes for your check engine light: 

  • Broken/loose gas cap
  • Damaged O2 sensor
  • Failing catalytic converter
  • Failing mass airflow sensor (MAF sensor) 

No matter what the issue is, our expert mechanics are committed to getting the issue fixed right the first time. We also back our services with a 2-year/24,000-mile warranty on all parts and labor! Simply put, no one gets the job done better, or faster, than the Professionals. 

Keeping the Light Off

Located in Marlborough, Professional Automotive is happy to help drivers from all throughout surrounding cities like: 

Driving with the check engine light on for an extended period of time can spell disaster for your car. Instead, call or visit our shop today to schedule an appointment with our expert mechanics. We’ll make sure your car gets the service it needs for the performance you expect. 


Send Us A Message
Professional Automotive is committed to ensuring effective communication and digital accessibility to all users. We are continually improving the user experience for everyone, and apply the relevant accessibility standards to achieve these goals. We welcome your feedback. Please call Professional Automotive (508) 485-8633 if you have any issues in accessing any area of our website.